In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D". 

[header] How to use keywords in blog [title] In title of blog you need to use keywords once. [step] For example, if your key word is technology, you have to use it once in title. This will tell search engines that the topic is relevant to that keyword and not to something else. <sep> (A) [title] In the html-word search engine (cw) there should be a link on the top corner that is divided into sub-categories. [step] The look for a multi-category, as only subcategories are allowed in a word webpage. (B) For a good ranking you must need to go through this step. [title] Use one h1 heading in your blog and add keyword once in this heading. (C) [title] Choose keywords and subscribers wisely. [step] Keywords can be incorporated into your blog as well so it will help attract followers. (D) [substeps] Another way to use keywords is to use keywords once or twice throughout the sentence. For example, you could use keywords once in the sentence and now immediately after the phrase " abbreviated like' used'.
B